Health and Diseases
Name one infectious disease
Any infectious disease name
Unit of force
Newton
Magnet formed by passing electricity through a coil
Electromagnet
Centre of the atom is called
Nucleus
True or false: most metals are solids
True
Well-being of the mind is called
Mental health
Define pressure
Force per unit area
Unit of potential difference
Volt
Who discovered nucleus using the gold foil experiment?
Rutherford
________ are classified into metals and non-metals
Elements
Ability of the body to protect against infectious diseases
Immunity
The force which makes us jerk forward when a bus/car we are travelling in suddenly stops
Inertia
Materials which allow electricity to pass through them are called
Conductors
Water is a(n) _________ (element/compound/mixture)
Compound
Define health
Physical and mental well-being
The force which prevents us from slipping when we walk
Friction
The part of the electric circuit which creates a potential difference (positive and negative terminal)
Cell/battery
The formula used to find the maximum number of electrons which can be held in each shell
2n2
Mixtures in which the particles of the solute are large, and dispersed in the solvent, and do not let light pass through
Colloids
Based on duration, diseases are classified into
Acute and Chronic
Archimedes Principle
The buoyant force exerted by a liquid on an object is equal to the weight of the liquid displaced by the object
Name one machine which uses electromagnetism to work
Bell/cranes/bullet trains etc
Atoms which have the same atomic number but different mass numbers
Isotopes
Electrical wires are made of metals because they are _______
Ductile or conductors